my app crash when command+s

[ProtonShell]

change UI ,then command + s, crashed, log:
*** -[RACDynamicSignal retain]: message sent to deallocated instance 0x604003a27840
I use RAC in my app , because of that?

[ProtonShell]

2018-06-14 17:48:36.994 xxx[46565:1538295] injected
2018-06-14 17:48:37.085299+0800 xxx[46565:1538295] *** -[RACDynamicSignal retain]: message sent to deallocated instance 0x60000303b380

[johnno1962]

Sorry, can’t help you with that. Try not using an @objc injected() method.